<?php
/*
 *  $Id: Common.php 7490 2010-03-29 19:53:27Z jwage $
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * This software consists of voluntary contributions made by many individuals
 * and is licensed under the LGPL. For more information, see
 * <http://www.doctrine-project.org>.
 */

/**
 * standard connection, the parent of pgsql, mysql and sqlite
 *
 * @package     Doctrine
 * @subpackage  Connection
 * @link        www.doctrine-project.org
 * @license     http://www.opensource.org/licenses/lgpl-license.php LGPL
 * @since       1.0
 * @version     $Revision: 7490 $
 * @author      Konsta Vesterinen <kvesteri@cc.hut.fi>
 */
class Doctrine_Connection_Common extends Doctrine_Connection
{
	/**
	 * Adds an driver-specific LIMIT clause to the query
	 *
	 * @param string $query
	 * @param mixed $limit
	 * @param mixed $offset
	 */
	public function modifyLimitQuery($query, $limit = false,$offset = false,$isManip=false)
	{
		$limit = (int) $limit;
		$offset = (int) $offset;

		if ($limit && $offset) {
			$query .= ' LIMIT ' . $limit . ' OFFSET ' . $offset;
		} elseif ($limit && ! $offset) {
			$query .= ' LIMIT ' . $limit;
		} elseif ( ! $limit && $offset) {
			$query .= ' LIMIT 999999999999 OFFSET ' . $offset;
		}

		return $query;
	}
}